1917590272

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:518

約数の個数: 108

約数和(自身を含む): 4189382400

約数和(自身を除く): 2271792128

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 128, 169, 208, 254, 256, 338, 349, 416, 508, 676, 698, 832, 1016, 1352, 1396, 1651, 1664, 2032, 2704, 2792, 3302, 3328, 4064, 4537, 5408, 5584, 6604, 8128, 9074, 10816, 11168, 13208, 16256, 18148, 21463, 21632, 22336, 26416, 32512, 36296, 42926, 43264, 44323, 44672, 52832, 58981, 72592, 85852, 88646, 89344, 105664, 117962, 145184, 171704, 177292, 211328, 235924, 290368, 343408, 354584, 422656, 471848, 576199, 580736, 686816, 709168, 943696, 1152398, 1161472, 1373632, 1418336, 1887392, 2304796, 2747264, 2836672, 3774784, 4609592, 5494528, 5673344, 7490587, 7549568, 9219184, 11346688, 14981174, 15099136, 18438368, 29962348, 36876736, 59924696, 73753472, 119849392, 147506944, 239698784, 479397568, 958795136, 1917590272]

約数ペア:

[(1, 1917590272), (2, 958795136), (4, 479397568), (8, 239698784), (13, 147506944), (16, 119849392), (26, 73753472), (32, 59924696), (52, 36876736), (64, 29962348), (104, 18438368), (127, 15099136), (128, 14981174), (169, 11346688), (208, 9219184), (254, 7549568), (256, 7490587), (338, 5673344), (349, 5494528), (416, 4609592), (508, 3774784), (676, 2836672), (698, 2747264), (832, 2304796), (1016, 1887392), (1352, 1418336), (1396, 1373632), (1651, 1161472), (1664, 1152398), (2032, 943696), (2704, 709168), (2792, 686816), (3302, 580736), (3328, 576199), (4064, 471848), (4537, 422656), (5408, 354584), (5584, 343408), (6604, 290368), (8128, 235924), (9074, 211328), (10816, 177292), (11168, 171704), (13208, 145184), (16256, 117962), (18148, 105664), (21463, 89344), (21632, 88646), (22336, 85852), (26416, 72592), (32512, 58981), (36296, 52832), (42926, 44672), (43264, 44323)]